1737.5% is the change from 40 to 735
Calculation steps:
[( 735 - 40 ) ÷ 40] x 100 = 1737.5%
Formula
Percentage change = [(735 - 40) / 40] x 100
Subtract the new number by the original number
735 - 40 = 695
695 ÷ 40 = 17.375
17.375 x 100 = 1737.5%
Example